Toshiba Storage Surveillance Hard Drive 4TB_HDWT140

With surveillance systems, nothing but the best is good enough. The Toshiba
3.5-inch S300 is built to meet the highest demands. With support for up to
32 high-resolution surveillance video cameras simultaneously and 4 TB
capacity, it brings everything into clear view. Each S300 is built with the
highest-quality components and has passed rigorous tests to ensure 24x7
reliability and performance. That's Toshiba quality you can trust under the
harshest working conditions.

Used mostly by  :

Surveillance Digital Video Recorders (DVR), Surveillance Network Video, Recorders (NVR), Hybrid DVR (analog and IP), RAID Storage Arrays for Surveillance.....